Photos: Massive fire burns San Francisco construction project

March 11, 2014

Crews begin demolition of an apartment complex on Fourth Street in the Mission Bay neighborhood of San Francisco, Calif., on Wednesday, March 12, 2014. Firefighters remained on scene as the ruins of the $227 million project were still smoldering after being destroyed by a massive 5-alarm blaze on Tuesday. (Jane Tyska/Bay Area News Group) ( MISSION BAY APARTMENT COMPLEX FIRE )

Workers with the construction company Suffolk begin tearing down the structure that is left after a massive fire destroyed most of the structure in the Mission Bay neighborhood in San Francisco, Calif., on Wednesday, March 12, 2014. (Laura A. Oda/Bay Area News Group) ( San Francisco fire aftermath )

Crews begin demolition of an apartment complex on Fourth Street in the Mission Bay neighborhood of San Francisco, Calif., on Wednesday, March 12, 2014. Firefighters remained on scene as the remains of the $227 million project were still smoldering after being destroyed by a massive 5-alarm blaze on Tuesday. (Jane Tyska/Bay Area News Group) ( MISSION BAY APARTMENT COMPLEX FIRE )

Firefighters hose down hot spots as crews begin demolition of an apartment complex on Fourth Street in the Mission Bay neighborhood of San Francisco, Calif., on Wednesday, March 12, 2014. Firefighters remained on scene as the remains of the $227 million project were still smoldering after being destroyed by a massive 5-alarm blaze on Tuesday. (Jane Tyska/Bay Area News Group) ( MISSION BAY APARTMENT COMPLEX FIRE )

A firefighter takes photos as crews begin demolition of an apartment complex on Fourth Street in the Mission Bay neighborhood of San Francisco, Calif., on Wednesday, March 12, 2014. Firefighters remained on scene as the remains of the $227 million project were still smoldering after being destroyed by a massive 5-alarm blaze on Tuesday. (Jane Tyska/Bay Area News Group) ( MISSION BAY APARTMENT COMPLEX FIRE )

Workers with the construction company Suffolk begin tearing down the structure that is left after a massive fire destroyed most of the structure in the Mission Bay neighborhood in San Francisco, Calif., on Wednesday, March 12, 2014. (Laura A. Oda/Bay Area News Group) ( San Francisco fire aftermath )

A firefighter hoses down hot spots as crews begin demolition of an apartment complex on Fourth Street in the Mission Bay neighborhood of San Francisco, Calif., on Wednesday, March 12, 2014. Firefighters remained on scene as the remains of the $227 million project were still smoldering after being destroyed by a massive 5-alarm blaze on Tuesday. (Jane Tyska/Bay Area News Group) ( MISSION BAY APARTMENT COMPLEX FIRE )

Crews begin demolition of an apartment complex on Fourth Street in the Mission Bay neighborhood of San Francisco, Calif., on Wednesday, March 12, 2014. Firefighters remained on scene as the ruins of the $227 million project were still smoldering after being destroyed by a massive 5-alarm blaze on Tuesday. (Jane Tyska/Bay Area News Group) ( MISSION BAY APARTMENT COMPLEX FIRE )

Crews begin demolition of an apartment complex on Fourth Street in the Mission Bay neighborhood of San Francisco, Calif., on Wednesday, March 12, 2014. Firefighters remained on scene as the ruins of of the $227 million project were still smoldering after being destroyed by a massive 5-alarm blaze on Tuesday. (Jane Tyska/Bay Area News Group) ( MISSION BAY APARTMENT COMPLEX FIRE )

Firefighters continue to pour water on hotspots the day after a five-alarm fire destroyed an apartment complex in San Francisco's Mission Bay area on Wednesday, March 12, 2014. (Laura A. Oda/Bay Area News Group) ( Staff Photojournalist )

A firefighter tells nearby residents Patricia and Dr. Davis Baldwin that they will need to be escorted into their apartment building as firefighters continue to pour water on hotspots the day after a fire destroyed an apartment building that was under construction in San Francisco on Wednesday, March 12, 2014. (Courtesy of Chris Baldwin)

Firefighters continue to pour water on hotspots the day after a five-alarm fire destroyed an apartment complex in San Francisco's Mission Bay area on Wednesday, March 12, 2014. (Laura A. Oda/Bay Area News Group) ( Staff Photojournalist )

Firefighters continue to pour water on hotspots the day after a five-alarm fire destroyed an apartment complex in San Francisco's Mission Bay area on Wednesday, March 12, 2014. (Courtesy of Chris Baldwin) ( xxx )

Firefighters battle a massive blaze at a multi-story residential building under construction in the Mission Bay neighborhood of San Francisco, Calif., Tuesday evening, March 11, 2014. (Karl Mondon/Bay Area News Group)

Firefighters battle a multi-alarm blaze in a residential building under construction in the Mission Bay neighborhood of San Francisco, Calif., Tuesday evening March 11, 2014. (Karl Mondon/Bay Area News Group)

Firefighters battle a multi-story residential blaze in a building under construction in the Mission Bay neighborhood of San Francisco, Calif., Tuesday evening March 11, 2014. (Karl Mondon/Bay Area News Group)

San Francisco firefighters battle a 6-alarm fire on an apartment complex under construction at Fourth Street near China Basin in San Francisco, Calif., on Tuesday, March 11, 2014. (Ray Chavez/Bay Area New Group) ( SAN FRANCISCO FIRE )

Spectators on the intersection of China Basin and Third Street watch firefighters battle a multi-story blaze in a residential building under construction in the Mission Bay neighborhood of San Francisco, Calif., Tuesday evening, March 11, 2014. (Karl Mondon/Bay Area News Group)

San Francisco firefighters battle a 6-alarm fire on an apartment complex under construction at Fourth Street near China Basin in San Francisco, Calif., on Tuesday, March 11, 2014. (Ray Chavez/Bay Area New Group) ( SAN FRANCISCO FIRE )

Firefighters battle a multi-story blaze in a residential building under construction in the Mission Bay neighborhood of San Francisco, Calif., on Tuesday evening, March 11, 2014. (Karl Mondon/Bay Area News Group)

San Francisco firefighters battle a 6-alarm fire on an apartment complex under construction at Fourth Street near China Basin in San Francisco, Calif., on Tuesday, March 11, 2014. (Ray Chavez/Bay Area New Group) ( SAN FRANCISCO FIRE )

Firefighters battle a massive blaze at a multi-story residential building under construction in the Mission Bay neighborhood of San Francisco, Calif., Tuesday evening, March 11, 2014. (Karl Mondon/Bay Area News Group)

Firefighters battle a multi-story blaze in a residential building under construction in the Mission Bay neighborhood of San Francisco, Calif., Tuesday evening March 11, 2014. (Karl Mondon/Bay Area News Group)

Firefighters tap a hydrant on Third Street in San Francisco to battle a fire at a multi-story residential building under construction in the Mission Bay neighborhood of San Francisco, Calif., Tuesday evening, March 11, 2014. (Karl Mondon/Bay Area News Group)

San Francisco firefighters battle a 5-alarm fire on an apartment complex under construction at Fourth Street near China Basin in San Francisco, Calif., on Tuesday, March 11, 2014. (Ray Chavez/Bay Area New Group) ( SAN FRANCISCO FIRE )

A large fire burning buildings under construction in China Basin, south of AT&T Park is seen from the offices of the San Francisco Giants on Tuesday, March 11, 2014. (Courtesy of Margo Malone)

San Francisco firefighters battle a 6-alarm fire on an apartment complex under construction at Fourth Street near China Basin in San Francisco, Calif., on Tuesday, March 11, 2014. (Ray Chavez/Bay Area New Group) ( SAN FRANCISCO FIRE )

San Francisco firefighters battle a 6-alarm fire on an apartment complex under construction at Fourth Street near China Basin in San Francisco, Calif., on Tuesday, March 11, 2014. (Ray Chavez/Bay Area New Group) ( SAN FRANCISCO FIRE )

Firefighters battle a multi-story blaze in a residential building under construction in the Mission Bay neighborhood of San Francisco, Calif., on Tuesday evening, March 11, 2014. (Karl Mondon/Bay Area News Group)

San Francisco firefighters battle a 6-alarm fire on an apartment complex under construction at Fourth Street near China Basin in San Francisco, Calif., on Tuesday, March 11, 2014. (Ray Chavez/Bay Area New Group) ( SAN FRANCISCO FIRE )

San Francisco firefighters battle a 6-alarm fire on an apartment complex under construction at Fourth Street near China Basin in San Francisco, Calif., on Tuesday, March 11, 2014. (Ray Chavez/Bay Area New Group) ( SAN FRANCISCO FIRE )

Spectators cluster on the corner of Fourth Street in San Francisco, Calif., watching firefighters battle a multi-story blaze at a residential building under construction in the Mission Bay neighborhood of San Francisco, Calif., Tuesday evening, March 11, 2014. (Karl Mondon/Bay Area News Group)

A plume of smoke rises from a five-alarm fire at a residential construction site in the South of Market neighborhood of San Francisco, as seen from the Oakland, Calif., hills on Tuesday, March 11, 2014. More than 100 firefighters responded to the blaze, which threatened to destroy the building under construction, as well as occupied structures in the neighborhood. (D. Ross Cameron/Bay Area News Group) ( SAN FRANCISCO CONSTRUCTION FIRE )

A plume of smoke rises up over Potrero Hill from a fire burning in the Mission Bay neighborhood of San Francisco, Calif., Tuesday afternoon March 11, 2014. (Karl Mondon/Bay Area News Group)

A plume of smoke from a 5-alarm fire on an apartment complex under construction at Fourth Street near China Basin in San Francisco, Calif., in seen from Ttreasure island as San Francisco firefighters battle the fire on Tuesday, March 11, 2014. (Ray Chavez/Bay Area New Group) ( SAN FRANCISCO FIRE )